Shelf dispensing unit



FIG. 1 is a perspective view of the design;

FIG. 2 is a front view of the design of FIG. 1;

FIG. 3 is a back view of the design of FIG. 1;

FIG. 4 is a first side view of the design of FIG. 1;

FIG. 5 is a second side view of the design of FIG. 1; and,

FIG. 6 is a top view of the design of FIG. 1.

The broken lines show portions of the shelf dispensing unit that form no part of the claimed design. 

CLAIM The ornamental design for a shelf dispensing unit, as shown and described. 